共 20 条
[1]
BLANK M, 1975, CHILD DEV, V46, P254
[2]
Bruner J, 1966, THEORY INSTRUCTION
[5]
DAVIS T, 1976, J RES SCI TEACH, V13, P205, DOI DOI 10.1002/(ISSN)1098-2736
[9]
Huntsberger J., 1976, J RES SCI TEACH, V13, P185, DOI [10.1002/(ISSN)1098-2736, DOI 10.1002/(ISSN)1098-2736]
[10]
Inhelder B, 1958, GROWTH LOGICAL THINK